1045655636 has 12 divisors (see below), whose sum is σ = 1874529300. Its totient is φ = 510075840.

The previous prime is 1045655623. The next prime is 1045655687. The reversal of 1045655636 is 6365565401.

1045655636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 630311236 + 415344400 = 25106^2 + 20380^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 1045655593 and 1045655602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3187811 + ... + 3188138.

It is an arithmetic number, because the mean of its divisors is an integer number (156210775).

Almost surely, 2^1045655636 is an apocalyptic number.

It is an amenable number.

1045655636 is a deficient number, since it is larger than the sum of its proper divisors (828873664).

1045655636 is a wasteful number, since it uses less digits than its factorization.

1045655636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6375994 (or 6375992 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 41.

The square root of 1045655636 is about 32336.5990172127. The cubic root of 1045655636 is about 1014.9926426542.

The spelling of 1045655636 in words is "one billion, forty-five million, six hundred fifty-five thousand, six hundred thirty-six".